base, n = map(int, input().split())
res = 1
for i in range(1, n):
    if int(input()) > base:
        res += 1

if res == 1:
    print(str(res) + "st")
elif res == 2:
    print(str(res) + "nd")
elif res == 3:
    print(str(res) + "rd")
else:
    print(str(res) + "th")